きびん 機敏 Common word Wanikani level 40 Play audio LinksSentence search for 機敏Sentence search for きびんKanji details for 機 and 敏Edit in JMdict Na-adjective (keiyodoshi), Noun1. smart; clever; shrewd; astute; canny; quick-witted; alert; quick; prompt Discussions Log in to talk about this word.